REPAIR REPLACEMENT OF AREA DRAINAGE COVER SLAB FENCING COMPOUND WALL TOE WALL AND RETAINING WALL AT WELLINGTON STATION UNDER GE WELLINGTON

Amount

Dismantling of Wrought iron or Mild steel work of any description not otherwise provided for such as fencing posts, gates, roof truss etc complete all as specified and directed.

Excavating in post holes (or similar holes) each in soft /loose soil not exceeding 0.5 cum, getting out, returning, filling in and ramming earth or broken rubble mixed with earth around, in layers not exceeding 25 cm thick, watering and removal of excavated materials to a distance not exceeding 50mtr and making good surfaces, complete all as specified and directed

Plain cement concrete 1:4:8 type D2 (using 40 mm graded stone aggregate) as in foundation, filling and mass, posts concreting, complete all as specified and directed.

Mild Steel posts and struts in fencing including cutting tops to shape as directed, drilling holes, notching for wire, etc.; flat iron fillets (for securing wire mesh etc.) including all necessary drilling, bolting or riveting, etc.,and similar work conforming to Fe 290 Gde E - 165 complete all as specified and directed.

Dismantling fencing wire mesh any type all as specified and directed.

Supply only Chain link fencing galvanised mild steel , wire mesh any size (or) type complete all as specified and directed.

Supply only PVC coated chain link fencing galvanised mild steel, any size (or) type complete all as specified and directed.

Fixing only chain link fencing including line wire, any mesh, size and type to any type of strandard rails, straining bolts etc including provision of binding wire, all as specified and directed.

Mild steel screw bolts (machine made) with hexagonal or square head at one ends and screwed the other ends, or screwed both ends, each screwed ends, to be fitted with washers and one hexagonal or square nut not exceeding 5cm long, diameter of shank 5 to 10mm, complete all as specified and directed.

10mm dia mild steel round bar for fixing of chain link fencing with post all as specified and directed.

Preparing surfaces of Steel and iron work, treated with two coats of tar or coal tar black paint all as specified and directed.

Demolition of cement Concrete (unreinforced) in ground floors and pavings not exceeding 15 cm thickness including floor finishing complete all as specified and directed.

Demolition of Brickwork, stone / boulder masonry built in cement mortar or cement lime mortar including all quoins, arches, pillars, etc, but excluding ashlar facings, dressed stonework and precast concrete articles complete all as specified and directed.

Demolition of reinforced cement concrete of any description and in any position not otherwise specifically provided for such as RCC post, manholes, landings etc (reinforcement to be cut as required to facilitate demolition and removing debris to distance not exceeding 50m all as specified and directed.

Excavating in trenches, not exceeding 1.5 m wide and not exceeding 1.5 m in depth; for foundation, etc. or for shafts, wells, cesspits, manholes, pier holes, etc. not exceeding 10 Sq m on plan and not exceeding 1.5 m in depth and getting out in hard/ dense soil complete all as specified and directed.

Returning, filling in including spreading, levelling, watering and well ramming in layers not exceeding 25cm thick each, layer complete all as specified and directed

Removing of excavated soil/ material not exceeding 50m and depositing where directed at a level not exceeding 1.5 m above the starting point complete all as specified and directed.

Brick work with sub class ‘B’ bricks, straight or curved on plan exceeding 6 mtr mean radius built in cement mortar (1:4) all as specified and directed.

Pre-cast cement concrete block masnory with solid block using type C1, 1:3:6 using 20mm graded stone aggregate exceeding 10cm in width and setting in mortar 1:6 complete all as specified and directed

Stone Walling of random rubble, uncoursed, well bonded, bedded and solidly hearted, built in cement mortar 1:6 and pointing the dressed surface with same mortar as the work proceeds all as specified and directed.

Extra over stone walling for Granite or Trap stone for hammer dressing to face stones and dressing of face beds and joints, as specified, of random rubble walling, uncoursed or brought up to courses with maximum depression on face from straight edge held against the dressed surface not exceeding 40mm all as specified and directed.

Keyed pointing to random or polygonal rubble masonry uncoursed or brought upto courses in cement mortar (1:4) all as specified and as directed.

UPVC SWR pipe single socketed in any length with rubber ring joint 100mm dia as in weep holes all as specified and directed.

PCC type C1, 1:3:6 using 20mm graded stone aggregate as in coping and the like including necessary form work all as specified and directed.

Providing plain cement concrete in surface channels and drains finished even and smooth of type D-2, 1:4:8 using 40mm graded stone aggregate complete all as specified and directed.

Rendering 15mm thick in cement mortar 1:6 on fair faces of brick work or PCC block masonry work or concrete surfaces, finished even and smooth without using extra cement all as specified and directed

Precast reinforced cement concrete 1:2:4 type B1 using 20 mm graded stone aggregate as in landings, cover slab (for manholes etc) frame for fixing louvres and similar work including necessary form work and set in cement mortar 1:6 complete all as specified and directed. Note :- Reinforcement shall be measured and paid separately.

75mm thick plain Cement concrete type C-1 , 1:3:6, using 20 mm graded stone aggregate as in plinth protection and hard standing finished even and fair complete all as specified and directed.

Providing Precast cement concrete 1:2:4 type BO using 12.5mm graded stone aggregate in louvres and jallies 35mm thick (measured solid), including all mouldings but excluding frame set in cement mortar 1:6 all as specified and directed. (Frame shall be measured and paid separately)

Reinforced cement concrete (nominal mix) Type B1, 1:2:4, using 20mm graded stone aggregate for beams, cantilevers, bressummers, lintels over 1.5m span complete all as specified and directed.

Use and waste of steel Formwork to sides and soffits of floor or roof beams, beam haunchings, girders, bressum-mers, lintels, cantilevers, shelves including supports, overhangs, etc. also splays between floors and beams, etc. Fair finished surfaces of concrete flat complete all as speicified and directed.

Mild steel TMT bars 10mm dia and over, cut to length, bent to shape as required including cranking, bending spirally for hooping for columns, hooking ends and binding with and including mild steel wire (annealed) not less than 0.9mm dia or securing with clips etc complete all as specified and directed.

All as per item No. 32 hereinbefore but 6mm dia and over upto and including 10mm dia in stirrups, spacers and binders complete all as specified and directed.

Site cleaning by removing of bushes, shurbs and vegetation and making the surface clean face by removing the waste to a distance excluding 50mtr and not exceeding 250mtr and deposited where directed all as specified and directed.

Preparing surfaces, plastered or unplastered on new wall surface and applying two coats of white wash on new wall surface complete all as specified and directed.

75mm thick PCC (1:4:8) type D2 using 40mm graded stone aggregate as in sub base floor and finished even and fair complete all as specified and directed.

Chequred cement concrete coloured tiles 30cms x 30cms x 20-22mm thick, with grey cement and pigment set, jointed and pointed in neat cement slurry in floors, steps etc over and including 20mm thick screed bed in cement mortar 1:4 complete all as specified and directed.

Machine Pressed precast concrete interlocking paver block any shape and size conforming to IS- 15658 - 2006 of 60 mm thickness M-35 Grade with grey cement and pigment including 50mm thick sand bed complete all as specified and directed.

Plain Cement concrete type C-1, 1:3:6 using 20mm graded stone aggregate as in bottom of drains/ filling of gaps between drain and road, etc all as specified and directed.

Demolition and breaking up drain pipe (salt glazed ware, AC or reinforced concrete) set in cement mortor for 300 mm internal dia of pipe complete all as specified and directed.

Reinforced Concrete pipes class NP-2 laid in trenches and jointed complete with collars of 300mm dia all as specified and directed.

Cement concrete bed to drain pipes including packing under and haunching against the sides of pipe after they are laid for 300 mm bore of pipe with cement concrete 1:3:6 type C-2 using 40mm graded stone aggregate complete all as specified and directed.

Preparation of new or untreated steel surfaces of any description not otherwise described over 10cm width or girth and applying two coats of synthetic enamel paint over a coat of red oxide zinc chrome primer all as specified and directed.

Dismantling of plain or corrugated steel sheeting, any gauge, thickness, including Nainital or similar pattern roof coverings complete all as specified and directed.

Mild steel works in roof trusses (framed), trussed, purlins, crane gantries, rails and fastenings and heavy bracket framing (beam, tee, angle) including distance pieces, cleats etc.of grade Fe-410-W (Gde-E-250) quality-A all as specified and directed.

Pre-painted galvalume aluminium zinc coating GI based corrugated steel sheet 0.50 mm thick of any colour having tensile strength of 550 Mpa as in roof covering/ cladding to wall, fixed with self tapping screws all as specified and directed.

Pre- painted galvalume aluminum zinc coating GI based Plain steel sheet as in ridge of 0.50mm thick of any colour having tensile strength of 550 Mpa as in roof covering / cladding to wall, fixed with self tapping screws all as specified and directed.

GUNASEKARAN AND CO (BID ID -3106491)

AR Mohamed Yakub and Co (BID ID -3109648)

GMS Builders (BID ID -3114906)

T C KARUNANITHI (BID ID -3102770)